OFPST_PORT reply (xid=0x2): 9 ports
  port  1: rx pkts=5, bytes=446, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=2, bytes=84, drop=?, errs=?, coll=?
  port  2: rx pkts=2, bytes=84, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=5, bytes=300, drop=?, errs=?, coll=?
  port  4: rx pkts=7358, bytes=485628, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=7469, bytes=492954, drop=?, errs=?, coll=?
  port  9: rx pkts=118, bytes=10162, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=63, bytes=7110, drop=0, errs=0, coll=0
  port LOCAL: rx pkts=22397, bytes=1478202, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=0, bytes=0, drop=0, errs=0, coll=0
  port  3: rx pkts=7365, bytes=486090, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=7463, bytes=492558, drop=?, errs=?, coll=?
  port 10: rx pkts=256, bytes=12364, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=11, bytes=686, drop=?, errs=?, coll=?
  port  5: rx pkts=7346, bytes=484836, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=7465, bytes=492690, drop=?, errs=?, coll=?
  port 11: rx pkts=53, bytes=6012, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=104, bytes=8926, drop=0, errs=0, coll=0
